Home / 1,039,077.87-1,428,422.99-893,346.79

Finding the Fourth Proportional to 1,039,077.87, 1,428,422.99 and 893,346.79

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Solution

The fourth proportional to 1,039,077.87, 1,428,422.99 and 893,346.79 is: 1,228,086.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,077.87 : 1,428,422.99 = 893,346.79 : x
  2. Step 2: Convert to fraction form
    1,039,077.87/1,428,422.99 = 893,346.79/x
  3. Step 3: Cross multiply
    1,039,077.87x = 1,428,422.99 × 893,346.79
  4. Step 4: Simplify right side
    1,039,077.87x = 1,276,077,085,261.85
  5. Step 5: Solve for x
    x = 1,276,077,085,261.85/1,039,077.87
  6. Step 6: Final answer
    x = 1,228,086.09

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.